baber/WOPTO huggingface dataset:
Patent JP-2019215155-A (JP)
Title: Refrigeration cycle device
Inventor: ISHIKAWA TOMOTAKA
IPC: C09K5/04
Filed: 2019-08-01
Abstract: To provide a refrigerant cycle device for suppressing the lowering of performance resulting from an increase in pressure loss, and preventing the lowering of the operation performance of the refrigeration cycle device as a whole.SOLUTION: A refrigeration cycle device has a compressor, a condenser, a decompressor, and an evaporator, and has a refrigeration cycle in which a refrigerant circulates. The refrigerant is a mixed refrigerant of R32, R1234yf and R125, and satisfies all of a condition that a ratio X(wt%) of the R32 is 64<X<70, a condition that a ratio X(wt%) of the R1234yf is 23<X<29, a condition that a ratio X(wt%) of the R125 is 4<X<10, and a condition that a total sum of the ratio Xof the R32, the ratio Xof the R1234yf, and the ratio Xof the R125 is 100. A refrigerant saturation temperature difference ΔT(°C) between an inlet and an outlet of the evaporator satisfies a condition of 0.7<ΔT<2.1.SELECTED DRAWING: Figure 1
Patent JP-2019186582-A (JP)
Title: Mixed material for light emitting layer
Inventor: SHIMOGAKI TOMOKO
IPC: H01L51/50
Filed: 2019-08-01
Abstract: To provide a light-emitting element with high external quantum efficiency; and to provide a light-emitting element with long life.SOLUTION: A light-emitting element includes a light-emitting layer which contains a phosphorescent compound, a first organic compound, and a second organic compound between a pair of electrodes, where the first organic compound and the second organic compound are a combination that forms an exciplex. Since the light-emitting element causes energy transfer by using overlapping between an emission spectrum of the exciplex and an absorption spectrum of the phosphorescent compound, energy transfer efficiency is high. Therefore, the light-emitting element with high external quantum efficiency can be achieved.SELECTED DRAWING: Figure 25
Patent JP-2021024908-A (JP)
Title: Method for producing polycarbonate polyol
Inventor: AIHARA SHUSUKE
IPC: C08G64/30
Filed: 2019-08-01
Abstract: To provide a method for producing a polyfunctional polycarbonate polyol.SOLUTION: A polycarbonate glycol represented by general formula (1) (where R1 is a C2-10 alkanediyl group and n is a number of 1 or greater) is reacted with a hydroxy compound represented by general formula (2) (where R2 is a C3-20 m-valent linking group and m is an integer of 3-8) in the presence of a tertiary amine to produce a polycarbonate polyol.SELECTED DRAWING: None
Patent JP-2021025078-A (JP)
Title: Iron based alloy powder, iron based alloy casting material, iron based alloy addition production body and iron based alloy member
Inventor: CHEN MEICHUAN
IPC: B33Y80/00
Filed: 2019-08-02
Abstract: To provide an iron based alloy powder capable of obtaining an iron based alloy member having a strength equal to or more than the conventional one without requiring heat treatment after manufacturing a member; an iron based alloy casting material; an additional production body using the iron based alloy powder; and an iron based alloy member.SOLUTION: A iron based alloy powder includes Ti of 2.5 mass% or more and 6 mass% or less and B of 0.2 mass% or more and 2 mass% or less.SELECTED DRAWING: None
Patent JP-2021027948-A (JP)
Title: Game machine
Inventor: ICHIHARA TAKAAKI
IPC: A63F7/02
Filed: 2019-08-09
Abstract: To provide a game machine capable of suppressing a decrease in interest in a game.SOLUTION: Emission control means includes: first multicolor light emission control execution means for executing first multicolor light emission control for successively switching light emission of at least three mutually different colors by using at least three light emission parts from among plural light emission parts when a lottery results in winning; and second multicolor light emission control execution means for executing second multicolor light emission control for successively switching at least three light emission parts used for the first multicolor light emission control by light emission of at least three mutually different colors during a non-play state, and is configured such that specific performance control to a performance device differing from plural light emission parts is performed jointly in execution of the first multicolor light emission control, while specific performance control to another performance device is not performed jointly in execution of the second multicolor light emission control.SELECTED DRAWING: Figure 198
Patent JP-2021032462-A (JP)
Title: Home appliance
Inventor: SHINOHARA TAKERO
IPC: F25D29/00
Filed: 2019-08-22
Abstract: To provide a technology enabling a user to easily recognize a state of a home appliance.SOLUTION: A home appliance comprises a home appliance body, a display operation unit provided in the home appliance body, and a control unit. When the display operation unit is in an operating state, the control unit displays an operation state screen on the display operation unit, and when the display operation unit is in a standby state in which it is not operated, the control unit displays a standby state screen having a display mode different from that of the operation state screen on the display operation unit.SELECTED DRAWING: Figure 3
Patent JP-2021034889-A (JP)
Title: Bs rightward/leftward rotation-if signal transmission system
Inventor: NISHIMURA SHOWA
IPC: H04H20/78
Filed: 2019-08-26
Abstract: To provide a transmission system for transmitting rightward/leftward rotation-IF signal, and the configuration of a downconverter and an upconverter to actualize the transmission system, while coexisting with terrestrial digital broadcast and FM broadcast in existing equipment having a transmission line which can only transmit up to a BS rightward rotation-IF frequency or up to 1 GHz.SOLUTION: A BS-IF signal is analog-to-digital converted into a digital signal, and a signal for each broadcast channel is extracted from the converted digital signal. After the extracted signal for each broadcast channel is frequency converted, the signal is synthesized to one signal so that digital-to-analog conversion is performed. In equal to or less than 1 GHz The signal is downconverted into a frequency band, which is not overlapped with the terrestrial digital broadcast and the FM broadcast, and transmitted. Using the same configuration as the transmitted signal, upconversion is performed, so that restoration into the original frequency band is performed and sent to 4K8K television.SELECTED DRAWING: Figure 1
Patent JP-2020189480-A (JP)
Title: Method of manufacturing bonded structure and bonded structure
Inventor: MAEDA KYOHEI
IPC: B23K26/324
Filed: 2019-08-27
Abstract: To provide a method for manufacturing a bonded structure and a bonded structure that allows a member made of a resin material to be joined to an extrudate made of an aluminum-based material or a magnesium-based material in a short period of time and easily, which can significantly reduce manufacturing costs.SOLUTION: The method of manufacturing a bonded structure includes the step of overlaying a second member 20 made of a resin material on a first member 10 made of an extruded aluminum or magnesium material, and joining the first member 10 and the second member 20 by laser welding a long element 30 made of the same type of material as the first member 10 to the first member 10 from the second member 20 side.SELECTED DRAWING: Figure 5
Patent JP-2021034638-A (JP)
Title: Semiconductor device
Inventor: MITSUI TAKAO
IPC: H01L25/07
Filed: 2019-08-28
Abstract: To obtain a semiconductor device that can reduce the inductance of a wiring of the semiconductor device and improve the insulation performance between a second electrode and an intermediate electrode.SOLUTION: A semiconductor device 1 includes a first copper plate 101, a first semiconductor element 103, a second copper plate 102, a second semiconductor element 104, a first electrode 107, an intermediate electrode 108, a second electrode 109, and an insulating resin portion 118, and a second electrode resin coating portion 119 includes a second electrode facing portion 120, and the second electrode facing portion 120 is arranged closer to a surface 118A of the insulating resin portion 118 than the intermediate electrode 108, and in the height direction B, the dimension of a region between the second electrode facing portion 120 and the surface 118A of the insulating resin portion 118 is smaller than the dimension of a region between the intermediate electrode 108 and the second electrode facing portion 120.SELECTED DRAWING: Figure 3
Patent JP-2021033825-A (JP)
Title: Notification system and notification method
Inventor: OCHIAI Akimitsu
IPC: G08G1/16
Filed: 2019-08-28
Abstract: To properly perform notification of information dependent on wind speed information.SOLUTION: A notification system includes a wind speed information collection unit 51 serving as a wind speed information acquisition unit that acquires wind speed information containing a wind direction in the vicinity of a parking lot, a notification control unit 54 that notifies a management system 60 of the parking lot of information dependent on the wind speed information on the basis of the wind speed information acquired by the wind speed information collection unit 51, and a display control unit 73 serving as an output control unit that, when the notification control unit 54 has performed notification, outputs the information dependent on the wind speed information.SELECTED DRAWING: Figure 3
Patent JP-2021037639-A (JP)
Title: Droplet discharge device and image forming device
Inventor: TAGUMA KENICHI
IPC: B41J2/14
Filed: 2019-08-30
Abstract: To enable an inkjet head to be simply configured.SOLUTION: An image forming device has a plurality of nozzles for discharging droplets, a plurality of liquid chambers which are filled with the droplets and supply the droplets to the nozzles, and a plurality of actuators provided on the plurality of nozzles respectively, which comprises: an operation part that performs first operation by which the actuators are vibrated to make the nozzles discharge the droplets and second operation by which the actuators are vibrated; a calculation part that calculates variations in a predetermined period of time of amounts of droplets discharged by the operation by the operation part; and a determination part that determines a condition for the second operation on the basis of the variations.SELECTED DRAWING: Figure 1
Patent JP-2020059917-A (JP)
Title: Tricobalt tetroxide array/titanium mesh electrode for water decomposition oxygen evolution and manufacturing method thereof
Inventor: LI XINHAO
IPC: C25B1/10
Filed: 2019-09-02
Abstract: To provide an electrode with excellent oxygen evolution catalytic activity and cyclic stability and the manufacturing method of the electrode.SOLUTION: In a water decomposition reaction, a tricobalt tetroxide nanobeam array/titanium mesh electrode is used as an anode. The tricobalt tetroxide nanobeam array/titanium mesh electrode includes a titanium mesh and a tricobalt tetroxide nanobeam array grown into a mesh yarn. The manufacturing method of the electrode includes obtaining the tricobalt tetroxide nanobeam array/titanium mesh electrode by growing an alkaline carbonate that is a precursor of the tricobalt tetroxide into the titanium mesh using a hydrothermal method, by baking the precursor, and by performing a reduction treatment using a reductant. The manufacturing method is simple, eco-friendly, and is low cost, and can perform mass production. The product can be applied widely in various fields such as an electrode catalyst water decomposition, a conversion to green energy, and a storage of the energy.SELECTED DRAWING: Figure 1
Patent JP-2021038547-A (JP)
Title: Gas barrier film for resin spacer of double glazing, resin spacer for double glazing, and double glazing
Inventor: YOSHINO NOBUHIRO
IPC: C03C27/06
Filed: 2019-09-02
Abstract: To provide a gas barrier film for a resin spacer that is excellent in gas barrier property and can manufacture a composite glass that can maintain good heat insulation performance, and a resin spacer for a double glazing using the same and a double glazing.SOLUTION: A gas barrier film for a resin spacer, which is placed on the opposite side of a hollow layer of the resin spacer that is interposed to form a hollow layer between two glass plates that constitute a multi-layered glass, includes: a first gas barrier layer having a resin base material and a first gas barrier film having a metal oxide or metal disposed on the resin base material; a second gas barrier layer with a resin layer having at least one of ethylene-vinyl alcohol copolymer and polyvinyl alcohol, or a metal foil; and a third gas barrier layer disposed between the first gas barrier layer and the second gas barrier layer. The first gas barrier film of the first gas barrier layer is located at the top surface of one side of the gas barrier film for the resin spacer.SELECTED DRAWING: Figure 1
Patent JP-2021038485-A (JP)
Title: Fiber cord for reinforcing rubber
Inventor: SASAKI YOSHITO
IPC: D06M13/395
Filed: 2019-09-03
Abstract: To provide a method for producing a fiber cord for reinforcing rubber, the fiber cord: being an aqueously treated cord which does not use an organic solvent in a production process; being practically sufficient in adhesivity; and being stable in adhesiveness to the rubber in a longitudinal direction of the cord.SOLUTION: A fiber cord for reinforcing rubber has a content of toluene or xylene of 10 ppm or less with regard to a fiber mass, wherein a rubber to be subject to cohesive failure is attached to substantially the whole region, when a cord is peeled off a composite body of the rubber and cord to observe a region that abutted on the rubber before the peeling of the cord.SELECTED DRAWING: None
Patent JP-2021038170-A (JP)
Title: Oil gelling agent
Inventor: OKUBO TAE
IPC: A61K8/39
Filed: 2019-09-03
Abstract: To provide an oil gelling agent which contains a wax as an active ingredient and can form an oil wax gel having high hardness.SOLUTION: The oil gelling agent contains the following components (A) and (B) as active ingredients: (A) an aliphatic ester represented by general formula (1) defined by R1-COO-R2, where R1 represents a C19-29 linear alkyl group, and R2 represents a C20-30 linear alkyl group; and (B) a hydrocarbon wax.SELECTED DRAWING: None
Patent JP-2021039625-A (JP)
Title: Object number estimation device, object number estimation method, and object number estimation program
Inventor: YAMAJI YUTO
IPC: G06M11/00
Filed: 2019-09-04
Abstract: To estimate the number of objects with high accuracy.SOLUTION: An object number estimation device 20 includes an acquisition part 20C, a setting part 20D, and an estimation part 20G. The acquisition part 20C acquires an image 30. The setting part 20D sets a local region size that is an object number estimation unit in the image 30 according to the image 30. The estimation part 20G estimates the number of objects included in the image 30 for each local region 40 of the set local region size.SELECTED DRAWING: Figure 1
Patent JP-2021044922-A (JP)
Title: Power supply system for vehicle
Inventor: NAMIKI SHIGERU
IPC: H02J7/02
Filed: 2019-09-10
Abstract: To provide a power supply system for a vehicle which can make a plurality of power storage devices into an effectively usable state as soon as possible when the remaining capacity of the plurality of storage devices is low.SOLUTION: An acquisition part 31 acquires a first voltage between terminals which is a voltage between terminals of a first battery BAT1, and a second voltage between terminals which is a voltage between terminals of a second battery BAT2. A charging control part 32 controls charging to the first battery BAT1 and the second battery BAT2 on the basis of the first voltage between terminals and the second voltage between terminals. Specifically, a battery to be preferentially charged of the first battery BAT1 and the second battery BAT2 is changed according to whether or not an ISG 10 can start an engine ENG by power supplied from the first battery BAT1 when the first voltage between terminals is a first voltage or lower and the second voltage between terminals is a second voltage or lower.SELECTED DRAWING: Figure 8
Patent JP-2021044930-A (JP)
Title: Power conversion device, and method for controlling power conversion device
Inventor: INADA RYOICHI
IPC: H02M7/48
Filed: 2019-09-10
Abstract: To solve the problem that it cannot be specified which switching element of switching elements constituting an upper arm circuit and a lower arm circuit fails.SOLUTION: In a step S301, AC current sensor values Ius, Ivs, Iws are acquired, and in a step S303, positive current values of a U-phase, a V-phase, a W-phase output from a first half-wave rectification part 451 and negative current values of the U-phase, the V-phase, the W-phase output from a second half-wave rectification part 452 are smoothed, respectively, to be output to a determination part 454. In a step S304, it is determined whether or not the smoothed positive current value of the U-phase is within a threshold 1, and when the current value is within the threshold 1, in a step S305, it is determined that an upper arm switching element Tuu of the U-phase causes an open failure. In a step S307, the determination part 454 determines that a lower arm switching element Tul of the U-phase causes the open failure when the smoothed negative current value of the U-phase is within a threshold 2.SELECTED DRAWING: Figure 3
Patent JP-2021045254-A (JP)
Title: Coil assembly and coil unit
Inventor: IIKURA TAKAMOTO
IPC: A61B1/00
Filed: 2019-09-17
Abstract: To provide a coil assembly of excellent assemblability, and a coil unit.SOLUTION: A coil assembly includes a coil, an insular bobbin, a coil unit provided with two terminals fixed to the bobbin, a connector, and a signal line connecting the coil unit and the connector. The terminals are formed by rod-like conductive members, the coil is connected to a first end part, and the signal line is connected to a second end part. Moreover, the terminals have a shape bent so that the first end part and the second end part do not overlap when the terminals are seen in a planar view from a connection surface side in the direction in which the first end part approaches the connection surface to which the signal line of the second end part is connected.SELECTED DRAWING: Figure 16
Patent JP-2021046470-A (JP)
Title: Ballpoint pen ink composition and ballpoint pen using the same
Inventor: SUZUKI TENKO
IPC: C09D11/18
Filed: 2019-09-17
Abstract: To provide a ballpoint pen ink composition that provides smooth writing and is also excellent in handwriting visibility.SOLUTION: Provided is a ballpoint pen ink composition comprising nonglutinous rice starch, a colorant, and a solvent. In the ballpoint pen ink composition, the content of nonglutinous rice starch is 0.1 mass% to 20 mass% based on the total mass of the ballpoint pen ink composition, and, in addition, a pigment is used as the colorant.SELECTED DRAWING: None
Patent JP-2021048058-A (JP)
Title: External operation handle device for circuit breaker
Inventor: OSAWA MAKOTO
IPC: H01H73/02
Filed: 2019-09-19
Abstract: To temporarily hold a handle in the temporary lock state without using a lock portion such as a padlock, and release the temporary lock state of the handle in a short time.SOLUTION: An external operation handle device for a circuit breaker includes a handle device body 4 mounted on a circuit breaker 1 having a rocker type handle 2, a handle 5 that is rotatably arranged on the handle device body, and a lock lever that locks the handle. The handle has a slit-shaped lever storage portion 19 formed in a direction orthogonal to the center of rotation, and the lock lever 20 is stored in the lever storage portion. The lock lever is rotatably supported by lever support portions 21 and 22 so as to be in a locked state of the handle in which one end is fitted into a lock groove 24 provided in the handle device body, and the other end pulled out from the lever storage portion is locked by a lock member, and in a temporarily locked state of the handle in which one end is fitted into the lock groove of the handle device body and the other end engages with the peripheral edge of the lever storage portion without being locked to the lock member.SELECTED DRAWING: Figure 7
Patent JP-2021048278-A (JP)
Title: Processing device and processing method of wafer
Inventor: SUGIYAMA TOMOAKI
IPC: H01L21/304
Filed: 2019-09-19
Abstract: To enable dicing of a wafer without detaching the wafer from a holding table in the wafer on which a concave part of a circular form and an outer periphery convex part are formed on a back surface.SOLUTION: A processing device in which a concave part 18 is formed on a back surface corresponding to a device region in which each device is formed in each region partitioned with a plurality of streets crossed to a front surface 10a, and which processes a wafer 10 in which an outer periphery convex part 19 surrounding the concave part is formed, comprises: a holding table 27 having a holding part 74a made of a transparent material holding a front surface side of the wafer; a lower direction imaging camera 82 that images the front surface of the wafer via the holding part; a cutting mechanism having a first cutting unit that includes a first cutting blade reducing the height of the outer periphery convex part by cutting the outer periphery convex part of the back surface of the wafer, and a second cutting unit that includes a second cutting blade cutting the wafer along each street of the front surface of the wafer; and a movement mechanism that relatively moves the holding table and the cutting mechanism.SELECTED DRAWING: Figure 4
Patent JP-2021052504-A (JP)
Title: Control device, vehicle system, and control method
Inventor: TANAKA MASAKI
IPC: H02P27/08
Filed: 2019-09-25
Abstract: To provide a control device, a vehicle system, and a control method that can improve the efficiency of electric motor control while suppressing excessive current.SOLUTION: The control device used for controlling an inverter that outputs electric power to an electric motor determines whether to adopt one-pulse control or pulse-width modulation control as a control method for the inverter by calculating the magnitude of a drive current during one-pulse control based on an electric motor drive torque, an electric motor rotation speed, and a DC voltage.SELECTED DRAWING: Figure 2
Patent JP-2021055140-A (JP)
Title: Metal powder production device
Inventor: ENOMOTO TAKUMA
IPC: B22F9/08
Filed: 2019-09-30
Abstract: To provide a metal powder production device in which decrease in an operation rate due to the adhesion of a deposit to a nozzle pipe can be suppressed.SOLUTION: A metal powder production device causes fluid jet to collide with downflow of molten metal and pulverizes the molten metal. The device comprises: a nozzle body having a first through-hole extending along the central axis and a jetting portion for jetting the fluid jet; and a nozzle tube which is arranged in the first through-hole, having a second through-hole extending along the central axis, and through which the molten metal flows down. The inner peripheral side surface of the lower end portion of the nozzle tube has a shape corresponding to a truncated conical side surface with respect to the central axis, and a half top angle of the inner peripheral side surface with respect to the central axis is 10° or more and 50° or less.SELECTED DRAWING: Figure 3